Must be proficient in at least 2 of the following modern 3GL languages
Go, Java, Rust, C, Scala, Python, CC, Swift, Clojure, Haskell, Erlang
Must have experience with Linux containers and container orchestration systems such as Kubernetes
Must have experience with any of the big 3 cloud providers such as AWS, Azure, GCP
Must be familiar with infrastructure automation concepts such as DevOps, SRE, DevSecOps, etc.
Above all, must be a learner.